Proviz Switch Reversible Jacket WomensThe Proviz Switch Jacket offers versatility with its dual layer outer shell, providing two options for wear: one for day and one for night. During the day, the fluorescent yellow material ensures visibility, while at night, the reflective material shines brightly when illuminated by vehicle headlights, enhancing safety on the road by making the user clearly visible to drivers. If you want an option with more breathability, check out the Proviz Switch